1. Test to validate traffic that needs ARP resolution when SB is disconnected. 2. Test to validate MAC binding buffer limit when SB is disconnected.
Signed-off-by: Naveen Yerramneni <naveen.yerramn...@nutanix.com> --- v2: - Use timeout for ping command. - Capture ovn counters file. --- tests/system-ovn.at | 224 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 224 insertions(+) diff --git a/tests/system-ovn.at b/tests/system-ovn.at index c24ede7c5..5a76f0804 100644 --- a/tests/system-ovn.at +++ b/tests/system-ovn.at @@ -13027,3 +13027,227 @@ OVS_TRAFFIC_VSWITCHD_STOP(["/failed to query port patch-.*/d /connection dropped.*/d"]) AT_CLEANUP ]) + +OVN_FOR_EACH_NORTHD([ +AT_SETUP([SB Disconnect - MAC_Binding]) +ovn_start +OVS_TRAFFIC_VSWITCHD_START() + +ADD_BR([br-int]) +ADD_BR([br-ext]) + +SB_PATH="unix:$ovs_base/ovn-sb/ovn-sb.sock" +ovs-ofctl add-flow br-ext action=normal +# Set external-ids in br-int needed for ovn-controller +ovs-vsctl \ + -- set Open_vSwitch . external-ids:system-id=hv1 \ + -- set Open_vSwitch . external-ids:ovn-remote=$SB_PATH \ + -- set Open_vSwitch . external-ids:ovn-encap-type=geneve \ + -- set Open_vSwitch . external-ids:ovn-encap-ip=169.0.0.1 \ + -- set bridge br-int fail-mode=secure other-config:disable-in-band=true + +# Start ovn-controller +start_daemon ovn-controller + +ADD_NAMESPACES(sw01) +ADD_VETH(sw01, sw01, br-int, "192.168.1.10/24", "f0:00:00:01:02:03", \ + "192.168.1.1") +ADD_NAMESPACES(server) +ADD_VETH(s1, server, br-ext, "172.16.1.1/24", "f0:00:00:01:02:05", \ + "172.16.1.254") +NS_CHECK_EXEC([server], [ip addr add 172.16.1.2 dev s1]) +check ovn-nbctl lr-add R1 + +check ovn-nbctl ls-add sw0 +check ovn-nbctl ls-add sw-ext + +check ovn-nbctl lrp-add R1 rp-sw0 00:00:01:01:02:03 192.168.1.1/24 +check ovn-nbctl lrp-add R1 rp-ext 00:00:02:01:02:03 172.16.1.254/16 + +check ovn-nbctl lrp-set-gateway-chassis rp-ext hv1 + +check ovn-nbctl lsp-add sw0 sw0-rp -- set Logical_Switch_Port sw0-rp \ + type=router options:router-port=rp-sw0 \ + -- lsp-set-addresses sw0-rp router + +check ovn-nbctl set Logical_Switch sw0 other_config:dhcp_relay_port=sw0-rp + +check ovn-nbctl lsp-add sw-ext ext-rp -- set Logical_Switch_Port ext-rp \ + type=router options:router-port=rp-ext \ + -- lsp-set-addresses ext-rp router +check ovn-nbctl lsp-add sw-ext lnet \ + -- lsp-set-addresses lnet unknown \ + -- lsp-set-type lnet localnet \ + -- lsp-set-options lnet network_name=phynet + +check ovn-nbctl lsp-add sw0 sw01 \ + -- lsp-set-addresses sw01 "f0:00:00:01:02:03 192.168.1.10" + +AT_CHECK([ovs-vsctl set Open_vSwitch . external-ids:ovn-bridge-mappings=phynet:br-ext]) +AT_CHECK([ovs-vsctl set Open_vSwitch . external-ids:ovn-remote-probe-interval=100]) + +OVN_POPULATE_ARP + +check ovn-nbctl --wait=hv sync + +AS_BOX([Verify ARP resolution is working when SB is in connected state]) + +AT_CHECK([ovn-appctl connection-status], [0], [dnl +connected +]) + +NS_CHECK_EXEC([server], [tcpdump -l -nvv -i s1 icmp > pkt.pcap 2>tcpdump_err &]) +OVS_WAIT_UNTIL([grep "listening" tcpdump_err]) +on_exit 'kill $(pidof tcpdump)' + +NS_CHECK_EXEC([sw01], [ping -q -c 2 -i 0.2 -w 2 172.16.1.1 | FORMAT_PING], +[0], [dnl +2 packets transmitted, 2 received, 0% packet loss, time 0ms +]) + +OVS_WAIT_UNTIL([ + total_pkts=$(cat pkt.pcap | wc -l) + test ${total_pkts} -ge 2 +]) + +AS_BOX([Disconnect SB and test ping that generates new ARP]) + +AT_CHECK([ovs-vsctl set Open_vSwitch . external-ids:ovn-remote=tcp:127.0.0.1:1234]) + +sleep 1 +AT_CHECK([ovn-appctl connection-status], [0], [dnl +not connected +]) + +NS_CHECK_EXEC([sw01], [ping -q -c 2 -i 0.5 -w 1 172.16.1.2 | FORMAT_PING | sed 's/.* packets/n packets/'], +[0], [dnl +n packets transmitted, 0 received, 100% packet loss, time 0ms +]) + +ovn-sbctl list fdb +AS_BOX([Test traffic for which ARP entry existed in MAC_Binding table]) +NS_CHECK_EXEC([sw01], [ping -q -c 2 -i 0.2 -w 2 172.16.1.1 | FORMAT_PING], +[0], [dnl +2 packets transmitted, 2 received, 0% packet loss, time 0ms +]) + +AT_CHECK([ovs-vsctl set Open_vSwitch . external-ids:ovn-remote=$SB_PATH]) +OVS_APP_EXIT_AND_WAIT([ovn-controller]) + +as ovn-sb +OVS_APP_EXIT_AND_WAIT([ovsdb-server]) + +as ovn-nb +OVS_APP_EXIT_AND_WAIT([ovsdb-server]) + +as northd +OVS_APP_EXIT_AND_WAIT([ovn-northd]) + +as +OVS_TRAFFIC_VSWITCHD_STOP(["/.*error receiving.*/d +/failed to query port patch-.*/d +/.*terminating with signal 15.*/d"]) +AT_CLEANUP +]) + +OVN_FOR_EACH_NORTHD([ +AT_SETUP([SB Disconnect - MAC_Binding buffer limit]) +ovn_start +OVS_TRAFFIC_VSWITCHD_START() + +ADD_BR([br-int]) +ADD_BR([br-ext]) + +SB_PATH="unix:$ovs_base/ovn-sb/ovn-sb.sock" +ovs-ofctl add-flow br-ext action=normal +# Set external-ids in br-int needed for ovn-controller +ovs-vsctl \ + -- set Open_vSwitch . external-ids:system-id=hv1 \ + -- set Open_vSwitch . external-ids:ovn-remote=$SB_PATH \ + -- set Open_vSwitch . external-ids:ovn-encap-type=geneve \ + -- set Open_vSwitch . external-ids:ovn-encap-ip=169.0.0.1 \ + -- set bridge br-int fail-mode=secure other-config:disable-in-band=true + +# Start ovn-controller +start_daemon ovn-controller + +ADD_NAMESPACES(sw01) +ADD_VETH(sw01, sw01, br-int, "192.168.1.10/24", "f0:00:00:01:02:03", \ + "192.168.1.1") +ADD_NAMESPACES(server) +ADD_VETH(s1, server, br-ext, "172.16.1.1/24", "f0:00:00:01:02:05", \ + "172.16.1.254") + +check ovn-nbctl lr-add R1 + +check ovn-nbctl ls-add sw0 +check ovn-nbctl ls-add sw1 +check ovn-nbctl ls-add sw-ext + +check ovn-nbctl lrp-add R1 rp-sw0 00:00:01:01:02:03 192.168.1.1/24 +check ovn-nbctl lrp-add R1 rp-ext 00:00:02:01:02:03 172.16.1.254/16 + +check ovn-nbctl lrp-set-gateway-chassis rp-ext hv1 + +check ovn-nbctl lsp-add sw0 sw0-rp -- set Logical_Switch_Port sw0-rp \ + type=router options:router-port=rp-sw0 \ + -- lsp-set-addresses sw0-rp router + +check ovn-nbctl set Logical_Switch sw0 other_config:dhcp_relay_port=sw0-rp + +check ovn-nbctl lsp-add sw-ext ext-rp -- set Logical_Switch_Port ext-rp \ + type=router options:router-port=rp-ext \ + -- lsp-set-addresses ext-rp router +check ovn-nbctl lsp-add sw-ext lnet \ + -- lsp-set-addresses lnet unknown \ + -- lsp-set-type lnet localnet \ + -- lsp-set-options lnet network_name=phynet + +check ovn-nbctl lsp-add sw0 sw01 \ + -- lsp-set-addresses sw01 "f0:00:00:01:02:03 192.168.1.10" + +AT_CHECK([ovs-vsctl set Open_vSwitch . external-ids:ovn-bridge-mappings=phynet:br-ext]) + +OVN_POPULATE_ARP + +check ovn-nbctl --wait=hv sync + +AS_BOX([Disconnect SB and send ping to generate multiple ARPs (>1000)]) +AT_CHECK([ovs-vsctl set Open_vSwitch . external-ids:ovn-remote=tcp:127.0.0.1:1234]) +AT_CHECK([ovs-vsctl set Open_vSwitch . external-ids:ovn-remote-probe-interval=100]) + +sleep 1 +AT_CHECK([ovn-appctl connection-status], [0], [dnl +not connected +]) + +for i in {1..11}; do + for j in {1..100}; do + NS_EXEC([sw01], [timeout 0.1 ping -q -c 1 -W 0.1 172.16.$i.$j >/dev/null 2>&1 &]) + done +done + +AS_BOX([Verify pinctrl_drop_buffered_packets_map counter]) +ovn-appctl coverage/show >ovn_counters +AT_CAPTURE_FILE([ovn_counters]) +AT_CHECK([grep -q "pinctrl_drop_buffered_packets_map" ovn_counters], [0]) + +AT_CHECK([ovs-vsctl set Open_vSwitch . external-ids:ovn-remote=$SB_PATH]) + +OVS_APP_EXIT_AND_WAIT([ovn-controller]) + +as ovn-sb +OVS_APP_EXIT_AND_WAIT([ovsdb-server]) + +as ovn-nb +OVS_APP_EXIT_AND_WAIT([ovsdb-server]) + +as northd +OVS_APP_EXIT_AND_WAIT([ovn-northd]) + +as +OVS_TRAFFIC_VSWITCHD_STOP(["/.*error receiving.*/d +/failed to query port patch-.*/d +/.*terminating with signal 15.*/d"]) +AT_CLEANUP +]) -- 2.36.6 _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev